<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>颜色</title>
		<style>
			.hashtag{
				width: 10em;
				height: 10em;
				position: relative;
			}
			.hashtag div{
				position: absolute;
				
			}
			.hashtag div:nth-child(odd){
				width: 20%;
				height: 100%;
			}
			.hashtag div:nth-child(even){
				width: 100%;
				height: 20%;
			}
			.hashtag div:nth-child(1){
				background-color: hsl(197, 71%,78%, 0.8);
				left: 10%;
			}
			.hashtag div:nth-child(2){
				background-color: hsl(300, 47%,75%, 0.8);
				top: 10%;
			}
			.hashtag div:nth-child(3){
				background-color: hsl(0, 79%,72%, 0.8);
				right: 10%;
			}
			.hashtag div:nth-child(4){
				background-color: hsl(28, 100%,86%, 0.8);
				bottom: 10%;
			}
		</style>
	</head>
	<body>
		<figure class="hashtag">
			<div></div>
			<div></div>
			<div></div>
			<div></div>
		</figure>
	</body>
</html>
